What was found
AIRCRAFT WAS GROUNDED: ELECTRICAL ARC FLASH WITH HEAVY SOOT CONTAMINATION DISCOVERED ON OVER VOLTGE TRANSIENT PROTECTION UNIT. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)
- Difficulty date
- August 1, 2023
- Submitted
- August 2, 2023
- Operation
- Air carrier
- Aircraft
- N830AN
- Make and model
- Boeing 7879
- Aircraft serial
- 40650
- Aircraft time
- 22,304 hours, 2,691 cycles
- System (JASC)
- 2450 · AC Power Distribution System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.